Used Definition–adjective | 1. | previously used or owned; secondhand: a used car. | | 2. | showing wear or being worn out. | | 3. | employed for a purpose; utilized. | —Idiom | 4. | used to, accustomed or habituated to: I'm not used to cold weather. They weren't used to getting up so early. | |
From Dictionary
Microscope Definition–noun | 1. | an optical instrument having a magnifying lens or a combination of lenses for inspecting objects too small to be seen or too small to be seen distinctly and in detail by the unaided eye. | | 2. | (initial capital letter ) Astronomy. the constellation Microscopium. | |
From Dictionary
Related topics from Britannicamicroscope
instrument that produces enlarged images of small objects, allowing the observer an exceedingly close view of minute structures at a scale convenient for examination and analysis. The image may be ...
microscope
Ultraviolet (UV) microscopy was developed in the early 20th century by the German scientists August Kohler and Moritz von Rohr. Because of the shorter wavelength of UV light, higher resolution was ...
microscope
Metallographic microscopes are used to identify defects in metal surfaces, to determine the crystal grain boundaries in metal alloys, and to study rocks and minerals. This type of microscope employs ...
microscope
Binocular stereomicroscopes are a matched pair of microscopes mounted side by side with a small angle between the optical axes. The object is imaged independently to each eye, and the stereoscopic ...
microscope
Microscopes of this type feature reflecting rather than refracting objectives. They are used to carry out microscopy over a wide range of visible light and especially in the ultraviolet or infrared ...
microscope
In the early 1940s Soviet physicist Sergei Y. Sokolov proposed the use of ultrasound in a microscope and showed that sound waves with a frequency of 3,000 megahertz (MHz) would have a resolution ...
microscope
Polarizing microscopes are conventional microscopes with additional features that permit observation under polarized light. The light source of such an instrument is equipped with a polarizing ...
microscope
The field of view of a microscope is limited by the geometric optics and by the ability to design optics that provide a constant aberration correction over a large field of view. If a scanning ...
microscope
Although all optical microscopes in the strict sense create images by diffraction, interference microscopy creates images using the difference between an interfering beam unmodified by the specimen ...
microscope
The scanning electron microscope (SEM), designed for directly studying the surfaces of solid objects, utilizes a beam of focused electrons of relatively low energy as an electron probe that is ...
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Related topics from Ask NewsMicroscope enhancement counteracts drifting
Vision Systems Design - Found Jan. 3, 2009
Cell Cultures Using a Microscope Thornwood, NY - With Definite Focus, Carl Zeiss offers a system for the Axio Observer. Z1 that can be used not...
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Susannah Gordon-Messer working on the fluorescence microscope used ...
National Science Foundation - Found Oct. 10, 2008
Susannah Gordon-Messer working on the fluorescence microscope used for her research. Using this microscope, she is able to visualize chromosomes ...
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Technique Used to Visualize Amyloid Fibers
Cheap reliable diagnosis for tuberculosis urgently needed
MTB Europe - Found 2 hours ago
... in developing countries even a microscope is not always available. Cheap, simple but more accurate techniques are needed, that can be used in...
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Nanotech raises environmental questions
ISA should be ‘must have’ fleet safety feature, says RoadSafe
Easier - Found 5 hours ago
... that �knows� the speed limits and can be used to display the ... With fleet operating costs under the microscope and companies ...
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Learn more about assisted reproductive technologies (ART)
Medbroadcast - Found 11 hours ago
ICSI) (pronounced 'ICK-see') is a procedure used in conjunction with IVF in which a laboratory technician, using a microscope, attempts to...
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European company absence management policies hindered by lack of ...
Heading to medicine from science fiction
Globe and Mail - Found 11 hours ago
... blood cell that can be seen only through a microscope would dwarf them ... nanoparticles of titanium dioxide, a white pigment widely used in ...
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Under the Skin
Vision Systems Design - Found 8 hours ago
In medical applications, multispectral systems can be used for tasks such ... variable magnification of a high-end surgical microscope, changes its
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